Where Is the Deepest Undersea Road Tunnel in the World? Exploring Norway's Eiksund Tunnel
Discover the world's deepest undersea road tunnel, the Eiksund Tunnel in Norway, plunging 287 meters below sea level and connecting islands to the mainland.
Discover the world's deepest undersea road tunnel, the Eiksund Tunnel in Norway, plunging 287 meters below sea level and connecting islands to the mainland.